Pre-Columbian' is a term used to describe the people, history, and cultures of the Americas before Columbus arrived in 1492.
In Canada good luck telll me if its right and do you have answer on your quiz
Many people invented food - freezing, but Clarence Birdseye was credited with inventing in 1924 the quick freezing method
If an upward curve should shift left it shows that a fall or decrease has happened.
Lets say assume the demand curve shifts to the left. The demand curve is a curve that shows us the graphical relationship between price and quantity.
If the curve shifts to the left, it shows that there is a fall in the quantity demanded of goods. It means that the price of the product has increased and the consumers have reduced their demand of the good.
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